
Greek
Philosopher
570 BC
495 BC
Pythagoras was a Greek philosopher, mathematician, and spiritual leader who lived in the 6th century BCE. He is considered one of the most influential thinkers of the ancient world, making significant contributions across a range of disciplines that continue to shape our understanding of the universe.
Born on the island of Samos, Pythagoras traveled extensively in his youth, studying under the tutelage of priests and philosophers in Egypt and the Near East. He later founded a religious movement and school on the southern Italian coast, where his followers engaged in the study of mathematics, music, and the nature of the cosmos. Pythagoras' most famous theorem, which states that in a right-angled triangle the square of the hypotenuse is equal to the sum of the squares of the other two sides, laid the foundation for much of modern geometry. His insights into the mathematical properties of music and the harmonic relationships between musical notes also had a profound impact on the development of music theory. Beyond his scientific and mathematical achievements, Pythagoras was known for his spiritual teachings, which emphasized the concept of metempsychosis, or the transmigration of souls. He believed in the interconnectedness of all living things and encouraged his followers to adhere to a vegetarian diet and lead a life of purity and contemplation. Pythagoras' ideas and influence extended far beyond his lifetime, inspiring generations of thinkers and philosophers who sought to uncover the underlying order and harmony of the natural world.